Mitsubishi Electric FR-A500 Instruction Manual page 143

No. Item
3 Run command
4 Inverter status monitor
Set frequency read
2
(E PROM)
Set frequency read
(RAM)
5
Set frequency write
2
(E PROM)
Set frequency write
(RAM)
6 Inverter reset
Alarm definition batch
7
clear
8 All parameter clear
9 User clear
10 Parameter write
11 Parameter read
Link
Read
parameter
12
expansion
Write
setting
Instruction
Code
b7
0 0 0
(For example 1)
HFA
[Example 1] H02
... Forward rotation
[Example 2] H00
... Stop
b7
0 0 0
(For example 1)
H7A
[Example 1] H02
... During forward rotation
[Example 2] H80
... Stop due to alarm
*The output data depends on the Pr. 190 to Pr. 195 settings.
H6E
Reads the set frequency (RAM or E
H0000 to H9C40: 0.01Hz increments (hexadecimal)
H6D
H0000 to H9C40: 0.01Hz increments (hexadecimal)
HEE
(0 to 400.00 Hz)
To change the set frequency consecutively, write data to the
HED
inverter RAM. (Instruction code: HED)
H9696: Resets the inverter.
HFD As the inverter is reset at start of communication by the computer,
the inverter cannot send reply data back to the computer.
HF4 H9696: Batch clear of alarm history
All parameters return to the factory settings.
Any of four different clear operations is performed according to the
data.
Pr.
Data
H9696
H9966
HFC
H5A5A
H55AA
When all parameter clear is executed for H9696 or H9966,
communication-related parameter settings also return to the
factory settings. When resuming operation, set the parameters
again.
*Pr. 75 value is not cleared
H9669: User clear is made.
Communication Pr.
HFC
*Pr. 75, Pr. 180 to Pr. 186 and Pr. 190 to Pr. 195 values are not cleared.
H80 to HE3
Refer to the data list (Appendix 1) and write and/or read parameter
values as required.
H00 to H63
H7F
Changes the parameter details by setting H00 to H09.
For details of setting values, refer to the parameter instruction
HFF code list (page 240)
Description
b0:
b0
b1: Forward rotation (STF)
0 0 0 1 0
b2: Reverse rotation (STR)
b3:
b4:
b5:
b6:
b7:
b0: Inverter running (RUN) *
b0
b1: Forward rotation
0 0 0 1 0
b2: Reverse rotation
b3: Up to frequency (SU) *
b4: Overload (OL) *
b5: Instantaneous power
failure (IPF) *
b6: Frequency detection (FU) *
b7: Alarm occurrence *
2
PROM).
Communi-
Calibration Other Pr. *
cation Pr.
×
× ×
×
Calibration Other Pr. *
×
134
PARAMETERS
Number of
Data Digits
2 digits
2 digits
4 digits
4 digits
4 digits
4 digits
HEC
HF3
HFF
4 digits
HEC
HF3
4 digits
HFF
4 digits
2 digits